CN108486592B - Strip steel pickling line and method suitable for continuous and discontinuous forms - Google Patents
Strip steel pickling line and method suitable for continuous and discontinuous forms Download PDFInfo
- Publication number
- CN108486592B CN108486592B CN201810538892.9A CN201810538892A CN108486592B CN 108486592 B CN108486592 B CN 108486592B CN 201810538892 A CN201810538892 A CN 201810538892A CN 108486592 B CN108486592 B CN 108486592B
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- outlet
- steering roller
- pickling
- steering
- strip steel
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- 238000005554 pickling Methods 0.000 title claims abstract description 77
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000009966 trimming Methods 0.000 claims abstract description 11
- 230000007704 transition Effects 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/027—Associated apparatus, e.g. for pretreating or after-treating
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
- C23G3/025—Details of the apparatus, e.g. linings or sealing means
- C23G3/026—Details of the apparatus, e.g. linings or sealing means for guiding the objects
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention provides a strip steel pickling line and a strip steel pickling method suitable for continuous and discontinuous forms, wherein the strip steel pickling line comprises a first inlet section, a second inlet section, a combined steering pinch roll, a welding machine, pickling section equipment, a pickling outlet pinch roll, an outlet slitting shear, an outlet pinch roll, a trimming shear, a steering feeding roll and a coiling machine, an inlet loop component is arranged between the welding machine and the pickling section equipment, and an outlet loop component is arranged between the pickling outlet pinch roll and the outlet slitting shear. The invention is suitable for strip steel pickling production with wide thickness range, and saves production line investment.
Description
Technical Field
The invention belongs to the technical field of strip steel pickling, and particularly relates to a strip steel pickling line and a strip steel pickling method suitable for continuous and discontinuous forms.
Background
The pickling technology is mature at present, the specification of the strip steel produced by a continuous pickling line is controlled to be 1 mm-6 mm in general, and if the thickness of the produced strip steel is larger than 6mm, the strip steel is usually subjected to discontinuous pickling. For some larger scale production plants, several production lines are typically invested, thin gauge strip is produced on a continuous pickling line, and thick gauge strip is produced on a discontinuous pickling line. For smaller scale production plants, and in particular for specialty steel enterprises, these enterprises need to produce as many specifications of products as possible on the same line when investing in pickling lines. Therefore, the pickling method is particularly suitable for enterprises with small scale and is suitable for pickling the steel strip with wide thickness variation range, investment is saved for the enterprises, and the production requirement of the full thickness range can be covered.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a strip steel pickling line and a strip steel pickling method suitable for continuous and discontinuous forms, which can simultaneously meet the requirement that thin strip steel and thick strip steel are produced on the same pickling line, and reduce the investment cost of a production line.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a belted steel pickling line suitable for continuous and discontinuous form, its characterized in that includes first entry section, second entry section and the joint that lays in proper order turns to pinch roll, welding machine, pickling section equipment, pickling export pinch roll, export cut and cut, export pinch roll, side cut and cut, export turn to pinch roll, coiler, be equipped with the entry loop subassembly between welding machine and the pickling section equipment, be equipped with the export loop subassembly between pickling export pinch roll and the export cut.
According to the scheme, the first inlet section comprises a first uncoiler, an inlet steering pinch roll, a first inlet shear and a first steering roll which are sequentially arranged.
According to the scheme, the second inlet section comprises a second uncoiler and a second inlet shear which are sequentially arranged.
According to the scheme, the inlet loop component comprises a second steering roller, a third steering roller, an inlet loop, a fourth steering roller and a fifth steering roller which are sequentially arranged, the second steering roller and the third steering roller are arranged in an up-down symmetrical mode, the fourth steering roller and the fifth steering roller are arranged in an up-down symmetrical mode, and the second steering roller and the fifth steering roller are located on the same horizontal line.
According to the scheme, the outlet loop component comprises a sixth steering roller, a seventh steering roller, an outlet loop, an eighth steering roller and a ninth steering roller which are sequentially arranged, the sixth steering roller and the seventh steering roller are arranged in a vertically symmetrical mode, the eighth steering roller and the ninth steering roller are arranged in a vertically symmetrical mode, and the sixth steering roller and the ninth steering roller are located on the same horizontal line.
A method for a strip pickling line in continuous and discontinuous form, comprising the steps of: when continuous strip steel pickling is carried out, the tail part of the strip steel on the first inlet section or the second inlet section is thrown to a welding machine, the strip head on the second inlet section or the first inlet section is also sent to the welding machine, the strip steel at the head and the tail part is welded at the welding machine, and the strip steel sequentially passes through a second steering roller, a third steering roller, an inlet loop, a fourth steering roller, a fifth steering roller, pickling section equipment, a pickling outlet pinch roller, a sixth steering roller, a seventh steering roller, an outlet loop, an eighth steering roller, a ninth steering roller, an outlet slitting shear, an outlet pinch roller, a trimming shear and an outlet steering pinch roller, and then is coiled at a coiling machine;
when the strip steel is pickled in a discontinuous mode, after a steel coil on the first inlet section or the second inlet section is uncoiled, a strip head passes through a welding machine and is not welded, and directly enters pickling section equipment, and the strip head passes through an outlet loop and is coiled at a coiling machine after passing through an outlet slitting shear, an outlet pinch roll, a trimming shear and an outlet steering pinch roll;
when the continuous strip steel is subjected to pickling, the tail of the transition strip steel is required to be stopped at a ninth turning roll and then connected with the reserved strip steel in the outlet loop, the head of the subsequent strip steel is connected with the reserved strip steel in the inlet loop at a second turning roll, the reserved strip steel in the inlet loop is connected with the strip steel in the outlet loop at a sixth turning roll through a fifth turning roll, pickling section equipment and a pickling outlet pinch roll, and the connected strip steel slowly and continuously runs, so that the transition strip steel is wound and then the formal continuous mode production is started.
The beneficial effects of the invention are as follows: the strip steel pickling line and the strip steel pickling method are suitable for continuous and discontinuous forms, improve the conventional discontinuous pickling line, increase a welding machine, an inlet loop and an outlet loop, integrate continuous form pickling and discontinuous form pickling into one set of machine set, select corresponding production modes for strip steel pickling production with different thicknesses, finish production in two modes by one machine set, are particularly suitable for production plants with low yield and large product thickness range variation, and greatly save investment cost.
Drawings
FIG. 1 is a schematic distribution diagram of an embodiment of the present invention.
Wherein: 1-a first uncoiler; 2-a second uncoiler; 3-entry steering pinch rolls; 4-a first entry scissors; 5-a second entry scissors; 6-a first steering roller; 7-joint steering pinch rolls; the device comprises a 8-welding machine, a 9-second steering roller, a 10-third steering roller, a 11-inlet loop, a 12-fourth steering roller, a 13-fifth steering roller, a 14-pickling section device, a 15-pickling outlet pinch roller, a 16-sixth steering roller, a 17-seventh steering roller, a 18-outlet loop, a 19-eighth steering roller, a 20-ninth steering roller, a 21-outlet slitting shear, a 22-outlet pinch roller, a 23-trimming shear, a 24-outlet steering pinch roller and a 25-coiling machine.
Detailed Description
For a better understanding of the present invention, reference is made to the following description of the invention taken in conjunction with the accompanying drawings and examples.
As shown in fig. 1, the strip steel pickling line suitable for continuous and discontinuous forms comprises a first inlet section, a second inlet section, a combined steering pinch roll 7, a welding machine 8, pickling section equipment 14, a pickling outlet pinch roll 15, an outlet slitting shear 21, an outlet pinch roll 22, a trimming shear 23, an outlet steering pinch roll 24 and a coiling machine 25 which are sequentially arranged, wherein an inlet loop component is arranged between the welding machine and the pickling section equipment, and an outlet loop component is arranged between the pickling outlet pinch roll and the outlet slitting shear.
The first entry section comprises a first uncoiler 1, an entry steering pinch roll 3, a first entry shear 4 and a first steering roll 6 which are arranged in sequence. The second inlet section comprises a second uncoiler 2 and a second inlet shear 5 which are arranged in sequence.
The inlet loop component comprises a second steering roller 9, a third steering roller 10, an inlet loop 11, a fourth steering roller 12 and a fifth steering roller 13 which are sequentially arranged, wherein the second steering roller and the third steering roller are arranged symmetrically up and down, the fourth steering roller and the fifth steering roller are arranged symmetrically up and down, and the second steering roller and the fifth steering roller are positioned on the same horizontal line.
The outlet looper assembly comprises a sixth steering roller 16, a seventh steering roller 17, an outlet looper 18, an eighth steering roller 19 and a ninth steering roller 20 which are sequentially arranged, wherein the sixth steering roller and the seventh steering roller are arranged in a vertically symmetrical mode, the eighth steering roller and the ninth steering roller are arranged in a vertically symmetrical mode, and the sixth steering roller and the ninth steering roller are located on the same horizontal line.
A method for a strip pickling line suitable for continuous and discontinuous forms, comprising the following: when continuous strip steel pickling is carried out, the tail part of the strip steel on the first inlet section or the second inlet section is thrown to a welding machine, the strip head on the second inlet section or the first inlet section is also sent to the welding machine, the strip steel at the head and the tail part is welded at the welding machine, and the strip steel sequentially passes through a second steering roller, a third steering roller, an inlet loop, a fourth steering roller, a fifth steering roller, pickling section equipment, a pickling outlet pinch roller, a sixth steering roller, a seventh steering roller, an outlet loop, an eighth steering roller, a ninth steering roller, an outlet slitting shear, an outlet pinch roller, a trimming shear and an outlet steering pinch roller, and then is coiled at a coiling machine;
when the strip steel is pickled in a discontinuous mode, after a steel coil on the first inlet section or the second inlet section is uncoiled, a strip head passes through a welding machine and is not welded, and directly enters pickling section equipment, and the strip head passes through an outlet loop and is coiled at a coiling machine after passing through an outlet slitting shear, an outlet pinch roll, a trimming shear and an outlet steering pinch roll;
when the continuous strip steel is subjected to pickling, the tail of the transition strip steel is required to be stopped at a ninth turning roll and then connected with the reserved strip steel in the outlet loop, the head of the subsequent strip steel is connected with the reserved strip steel in the inlet loop at a second turning roll, the reserved strip steel in the inlet loop is connected with the strip steel in the outlet loop at a sixth turning roll through a fifth turning roll, pickling section equipment and a pickling outlet pinch roll, and the connected strip steel slowly and continuously runs, so that the transition strip steel is wound and then the formal continuous mode production is started.
Claims (6)
1. The strip steel pickling line is characterized by comprising a first inlet section, a second inlet section, a combined steering pinch roll, a welding machine, pickling section equipment, a pickling outlet pinch roll, outlet slitting shears, an outlet pinch roll, trimming shears, an outlet steering pinch roll and a coiling machine, wherein the combined steering pinch roll, the welding machine, the pickling section equipment, the outlet slitting shears, the outlet pinch roll, the trimming shears, the outlet steering pinch roll and the coiling machine are sequentially arranged;
the inlet loop assembly comprises a second steering roller, a third steering roller, an inlet loop, a fourth steering roller and a fifth steering roller which are sequentially arranged, wherein the second steering roller and the third steering roller are arranged symmetrically up and down, the fourth steering roller and the fifth steering roller are arranged symmetrically up and down, and the second steering roller and the fifth steering roller are positioned on the same horizontal line;
the outlet loop assembly comprises a sixth steering roller, a seventh steering roller, an outlet loop, an eighth steering roller and a ninth steering roller which are sequentially arranged, wherein the sixth steering roller and the seventh steering roller are arranged in a vertically symmetrical mode, the eighth steering roller and the ninth steering roller are arranged in a vertically symmetrical mode, and the sixth steering roller and the ninth steering roller are located on the same horizontal line.
2. The strip pickling line of claim 1, wherein the first entry section comprises a first unwinder, an entry steering pinch roll, a first entry shear, and a first steering roll arranged in sequence.
3. A strip pickling line suitable for use in continuous and discontinuous forms according to claim 2 wherein the second inlet section comprises a second unwinder and a second inlet shear arranged in sequence.
4. A strip pickling process employing a strip pickling line suitable for continuous and discontinuous forms according to any one of claims 1 to 3, characterized in that it comprises at least the following steps:
when continuous strip steel pickling is carried out, the tail part of the strip steel on the first inlet section or the second inlet section is thrown to a welding machine, the strip head on the second inlet section or the first inlet section is also sent to the welding machine, the strip steel on the head and the tail part is welded at the welding machine, and the strip steel sequentially passes through a second steering roller, a third steering roller, an inlet loop, a fourth steering roller, a fifth steering roller, pickling section equipment, a pickling outlet pinch roller, a sixth steering roller, a seventh steering roller, an outlet loop, an eighth steering roller, a ninth steering roller, an outlet slitting shear, an outlet pinch roller, a trimming shear and an outlet steering pinch roller, and then is coiled at a coiling machine.
5. A strip pickling process employing a strip pickling line suitable for continuous and discontinuous forms according to any one of claims 1 to 3, characterized in that it comprises at least the following steps:
when the strip steel is pickled in a discontinuous mode, after the steel coil on the first inlet section or the second inlet section is uncoiled, the strip head passes through a welding machine and is not welded, and directly enters the pickling section equipment after crossing the inlet loop, and the strip head crosses the outlet loop and is coiled at the coiling machine after passing through the outlet slitting shears, the outlet pinch rolls, the trimming shears and the outlet steering pinch rolls.
6. A strip pickling process employing a strip pickling line suitable for continuous and discontinuous forms according to any one of claims 1 to 3, characterized in that it comprises at least the following steps:
when the continuous strip steel is subjected to pickling, the tail of the transition strip steel is required to be stopped at a ninth turning roll and then connected with the reserved strip steel in the outlet loop, the head of the subsequent strip steel is connected with the reserved strip steel in the inlet loop at a second turning roll, the reserved strip steel in the inlet loop is connected with the strip steel in the outlet loop at a sixth turning roll through a fifth turning roll, pickling section equipment and a pickling outlet pinch roll, and the connected strip steel slowly and continuously runs, so that the transition strip steel is wound and then the formal continuous mode production is started.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810538892.9A CN108486592B (en) | 2018-05-30 | 2018-05-30 | Strip steel pickling line and method suitable for continuous and discontinuous forms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810538892.9A CN108486592B (en) | 2018-05-30 | 2018-05-30 | Strip steel pickling line and method suitable for continuous and discontinuous forms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108486592A CN108486592A (en) | 2018-09-04 |
| CN108486592B true CN108486592B (en) | 2023-10-27 |
Family
ID=63352495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810538892.9A Active CN108486592B (en) | 2018-05-30 | 2018-05-30 | Strip steel pickling line and method suitable for continuous and discontinuous forms |
Country Status (1)
| Country | Link |
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| CN (1) | CN108486592B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113732086A (en) * | 2021-10-09 | 2021-12-03 | 北京京诚之星科技开发有限公司 | Push-pull and continuous dual-purpose strip steel surface cleaning production line and cleaning method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0387555A1 (en) * | 1989-03-10 | 1990-09-19 | Sms Schloemann-Siemag Aktiengesellschaft | Threading system for strip material, especially for metallic strips in strip treating installations |
| US5412966A (en) * | 1993-07-16 | 1995-05-09 | Worldclass Industries, Inc. | Push-pull pickle line |
| AU6062198A (en) * | 1995-05-08 | 1998-06-11 | Nippon Steel & Sumitomo Metal Corporation | Equipment for continuously manufacturing metal coils and metal coil manufacturing method |
| CN103911626A (en) * | 2013-01-08 | 2014-07-09 | 宁波宝新不锈钢有限公司 | Dual-use unit with degreasing cleaning section capable of being independently used and unitedly used with other technology section |
| CN206009409U (en) * | 2016-05-31 | 2017-03-15 | 本钢板材股份有限公司 | A kind of pickling and cold-rolling Unit erriger of cold-rolled products |
| CN206168943U (en) * | 2016-09-21 | 2017-05-17 | 中冶南方工程技术有限公司 | Continuous production unit |
| CN107268012A (en) * | 2017-06-13 | 2017-10-20 | 浙江协和陶瓷有限公司 | Manufacturing process is rolled up in pickling |
| CN208379014U (en) * | 2018-05-30 | 2019-01-15 | 中冶南方工程技术有限公司 | A kind of strip pickling unit suitable for continuous and discontinuous form |
-
2018
- 2018-05-30 CN CN201810538892.9A patent/CN108486592B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0387555A1 (en) * | 1989-03-10 | 1990-09-19 | Sms Schloemann-Siemag Aktiengesellschaft | Threading system for strip material, especially for metallic strips in strip treating installations |
| US5412966A (en) * | 1993-07-16 | 1995-05-09 | Worldclass Industries, Inc. | Push-pull pickle line |
| AU6062198A (en) * | 1995-05-08 | 1998-06-11 | Nippon Steel & Sumitomo Metal Corporation | Equipment for continuously manufacturing metal coils and metal coil manufacturing method |
| CN103911626A (en) * | 2013-01-08 | 2014-07-09 | 宁波宝新不锈钢有限公司 | Dual-use unit with degreasing cleaning section capable of being independently used and unitedly used with other technology section |
| CN206009409U (en) * | 2016-05-31 | 2017-03-15 | 本钢板材股份有限公司 | A kind of pickling and cold-rolling Unit erriger of cold-rolled products |
| CN206168943U (en) * | 2016-09-21 | 2017-05-17 | 中冶南方工程技术有限公司 | Continuous production unit |
| CN107268012A (en) * | 2017-06-13 | 2017-10-20 | 浙江协和陶瓷有限公司 | Manufacturing process is rolled up in pickling |
| CN208379014U (en) * | 2018-05-30 | 2019-01-15 | 中冶南方工程技术有限公司 | A kind of strip pickling unit suitable for continuous and discontinuous form |
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| Publication number | Publication date |
|---|---|
| CN108486592A (en) | 2018-09-04 |
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